Popularity in Northern Ireland
Numbers
| Oisin (masculine) | |||
| Year | Rank | Percent Used | |
| 2023 | #7 | 1.137 | |
| 2022 | #7 | 1.114 | |
| 2021 | #11 | 0.961 | |
| 2020 | #12 | 0.947 | |
| 2019 | #14 | 0.891 | |
| 2018 | #15 | 0.956 | |
| 2017 | #16 | 0.908 | |
| 2016 | #15 | 0.909 | |
| 2015 | #19 | 0.872 | |
| 2014 | #22 | 0.829 | |
| 2013 | #22 | 0.799 | |
| 2012 | #22 | 0.815 | |
| 2011 | #25 | 0.749 | |
| 2010 | #23 | 0.836 | |
| 2009 | #28 | 0.797 | |
| 2008 | #23 | 0.916 | |
| 2007 | #22 | 0.911 | |
| 2006 | #29 | 0.791 | |
| 2005 | #30 | 0.785 | |
| 2004 | #23 | 0.985 | |
| 2003 | #27 | 0.872 | |
| 2002 | #29 | 0.855 | |
| 2001 | #29 | 0.868 | |
| 2000 | #32 | 0.800 | |
| 1999 | #53 | 0.544 | |
| 1998 | #58 | 0.456 | |
| 1997 | #81 | 0.300 | |
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